Gina Lollobrigida
Anna
Jean-Louis Trintignant
Marco
Ewa Aulin
Gabrielle
Jean Sobieski
Mondaini
Renato Romano
Luigi
Vittorio André
Giulio Donnini
Hotel Manager
Biagio Pelligra
Chemical operator
Cleofe Del Cile
Prostitute #1
Monica Millesi
Ugo Adinolfi
Conrad Andersen
Aldo Bonamano
Police Inspector
Rina De Filippo
Livio Ferraro
Mario Guizzardi
Margherita Horowitz
Marco's secretary
Barbara Pignaton
Giuliano Raffaelli
Jean Rougeul
Giancarlo Sisti
Ludmil Trifonof
Angelo Casadei
Fired workman (uncredited)
Alessandro Tedeschi
Party guest (uncredited)